CN103911478A - Sponge iron elevator of powder metallurgy reduced iron powder industry and system - Google Patents
Sponge iron elevator of powder metallurgy reduced iron powder industry and system Download PDFInfo
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- CN103911478A CN103911478A CN201410107740.5A CN201410107740A CN103911478A CN 103911478 A CN103911478 A CN 103911478A CN 201410107740 A CN201410107740 A CN 201410107740A CN 103911478 A CN103911478 A CN 103911478A
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Abstract
The invention discloses a sponge iron elevator of powder metallurgy reduced iron powder industry. The elevator comprises a pair of frames which are arranged inclinedly to the horizontal plane and are parallel to each other; each frame comprises two symmetrical parts, an upper part and a lower part; the two symmetrical parts of each frame are connected by connecting straight rods and inclined support assemblies which are arranged with intervals; the pair of frames are also connected by connecting straight rods and inclined support assemblies which are arranged with intervals; a sprocket wheel is mounted respectively at the upper end and the lower end of each frame; the upper sprocket wheel and the lower sprocket wheel of each frame are connected by a chain; the chains of the two frames are connected by a support bar; an elevating handle is mounted on an inner side chain plate of each chain; the upper sprocket wheel is connected with a drive device. The invention also discloses a sponge iron elevating system of powder metallurgy reduced iron powder industry. The elevator of the invention is simple in structure, stable in operation, and convenient for maintenance, realizes effective space utilization, realizes stereoscopic arrangement of system equipment, and realizes effectively cooperative use of sponge iron with different grades.
Description
Technical field
The present invention relates to a kind of lift and system, specifically a kind of powder metallurgy reduced iron powder industry sponge iron lift and system.
Background technology
At present, in powder metallurgy powder process is produced, along with improving constantly with production-scale of mechanize, level of automation progressively expands, use SiC tank more and more as the enterprise of reduction fire-resistant can, employing ring dress method entrucking explained hereafter sponge iron.Raw material, reductive agent and the sweetening agent of procedure for preparation processing packs reduction fire-resistant can into through once original production sponge iron also of tunnel furnace by ring dress method, and sponge iron forms powder and delivers to reduction furnace and carry out essence and reduce through racking, after corase grind, fine grinding.
Sponge iron is stacked at that to rack machine charging hole other as last racking, and racks operation with manually pushing charging hole, and this processing set-up mode sponge iron in the time of production is piled in ground, is beneficial to manual operation, but has the following disadvantages:
(1) this processing set-up mode has determined to rack machine and has been arranged in below ground, is unfavorable for inspection and the maintenance of equipment;
(2) the machine that racks is arranged in underground, and the sponge iron blocks after racking must be delivered to thick broken machine more than ground through oblique belt, is subject to belt conveyor hoisting angle limits, racks machine and slightly breaks distance between machine generally more than 5 meters, and system device floor space is large; As thick broken machine is arranged at undergroundly, and rack between machine belt transmission device also will be set, there is equally the problem that occupation area of equipment is large;
(3) the machine that racks is arranged in underground, and broken sponge iron blocks easily pushes in the lump, but the reductive agent coming off, sweetening agent also easily push in the lump, not only increase thick broken workload, also can increase follow-up magnetic separation load, when serious, can reduce magnetic separation effect, and then affect opaque amount one time simultaneously;
(4) the machine that racks is arranged in underground, is unfavorable for thick broken front being used in conjunction with of the sponge iron of different grades.
At present, there is not yet the report for sponge iron lifting device.
Summary of the invention
The object of the invention is for overcoming above-mentioned the deficiencies in the prior art, a kind of powder metallurgy reduced iron powder industry sponge iron lift and system are provided, this lift and system architecture be simple, stable, be convenient to maintenance maintenance, can effectively utilize space, system device is realized three-dimensional layout, and the sponge iron of different grades can effectively be used in conjunction with.
For achieving the above object, the present invention adopts following technical proposals:
A kind of powder metallurgy reduced iron powder industry sponge iron lift, comprise the pair of frames being obliquely installed and be parallel to each other between horizontal plane, described each framework is by the symmetrical composition of upper and lower two portions, each framework symmetry up and down between two portions by spaced connection straight-bar and the connection of diagonal ligament assembly; Between pair of frames, also connect by spaced connection straight-bar and diagonal ligament assembly, the two ends up and down of each framework are separately installed with a sprocket wheel, between the upper lower sprocket of each framework, all connect by chain, between chain between two frameworks, be connected by support bar, on the carrier bar of described chain inner side, the lifting hand for promoting sponge iron be installed; Described upper end sprocket wheel is connected with drive unit.
The upper part of described each framework is to be welded into by three hot-rolled steel sheets the internal chute that internal orifice is relative.
The lower part of described each framework is to be welded by hot-rolled steel sheet and channel-section steel dislocation, and described channel-section steel is welded in hot-rolled steel sheet downside and leans out hot-rolled steel sheet outer 50mm, leans out position for welding the connection straight-bar of support frame top and the bottom;
Under described framework in the hot-rolled steel sheet of part along in the internal chute dividing with framework upper along parallel, promote to meet the rolling of long pitch roller chain bar on internal chute and hot-rolled steel sheet.
Described connection straight-bar is channel-section steel, and wherein, the channel-section steel top of connecting frame top and the bottom and framework upper divide fixing welding, middle part be connected two channel-section steels between framework and be welded and fixed.Two braces that described diagonal ligament assembly is fixedly connected with by intersection form.
The bottom of described two frameworks is provided with stationary installation, and is fixedly connected with the base foundation in lift hole by this stationary installation.
Described framework upper and lower ends both sides are respectively equipped with fixed frame, in each fixed frame, be provided with one for supporting the bearing support of the sprocket shaft that corresponding two sprocket wheels connect, in a side fixed frame of its middle frame upper end, be also fixed with the drive unit being connected with corresponding sprocket shaft.
In the fixed frame of both sides, described framework upper end, be respectively equipped with hole slot and the leading screw setting device of adjusting chain degree of tightness.
Described chain is long pitch roller chain, and it comprises inner plate, pin link plate and roller, and described pin link plate is being drilled with respectively open holes near upper and lower roller open holes place, on each open holes and the roller open holes facing mutually, is equipped with fixing buckle; Described roller outside be provided with in the hot-rolled steel sheet that is stuck in part under framework along in the internal chute dividing with framework upper along upper back-up ring, realize the rolling of long pitch roller chain bar on internal chute and hot-rolled steel sheet and promote.
On described support bar, be thin steel section apart from two ends 3mm section, when installation, the thin steel section of support bar, successively through inner plate, roller, pin link plate, achieved a fixed connection with fixing buckle.
Described lifting hand is in the arc-shaped, the circular arc radian that promotes hand is identical with tubulose sponge iron radian, " wrist " position that promotes hand is provided with two open holess, promote hand by being fixedly connected with inner plate with threaded stud, like this, promote hand sponge iron is stuck in to its " finger " position, promote with long pitch roller chain bar.
Described drive unit comprises motor, motor shaft end belt pulley, negative pulley wheel and belt, motor shaft end belt pulley is fixed on the axle of motor, negative pulley wheel is parallel with motor shaft end belt pulley, motor shaft end belt pulley is connected with negative pulley wheel by belt, and negative pulley wheel is installed on the sprocket shaft of framework upper end.
The base both sides of described motor are respectively equipped with two hole slots and are provided with leading screw setting device in base one side, to realize, the tensioner degree of belt are regulated.
Described motor is made up of three-phase asynchronous motor and cycloidal planetary gear speed reducer, and described motor shaft end belt pulley and negative pulley wheel reduction ratio are 1:3, to meet the requirement promoting at a slow speed in lifting process.
The top in described lift hole is provided with can realize the sponge iron particle being scattered and fall into the cover plate that lift is cheated, described cover plate is divided into left cover, right cover plate, described left cover is arranged at the downlink side of lift, and cover plate middle part hollows out and cut hole slot, to guarantee that lift passes through; Described right cover plate has cut two hole slots equally; Left cover, right cover plate between described two hole slots are upwards dug, and the particle when stopping that sponge iron is rolled to lift is scattered; On described left cover, right cover plate, be equipped with movable handgrip, to facilitate inspection and the maintenance of lower changed course sprocket wheel.
A kind of powder metallurgy reduced iron powder industry sponge iron lifting system, comprise the lift being obliquely installed between aforementioned and ground, the sprocket part of described lift lower end locates below ground level, more than rest part is all positioned at ground, under described lift upper end, be provided with the sponge iron hopper corresponding with promoting palmistry, hopper discharge port is just to being positioned at the machine inlet capable that racks of platform, hopper inside is provided with tilted plate, tilted plate and hopper sidewall angle are 17 °, rack the feeding inlet of discharge port with the thick broken machine of machine, the thick broken discharge port of machine and the feeding inlet of bucket elevator, the described machine that racks, more than thick broken machine and bucket elevator are all arranged at ground, rack machine and three-dimensional layout of thick broken machine employing upper-lower position, sponge iron rack operation, thick broken operation all utilizes sponge iron action of gravity to flow into voluntarily.
The invention has the beneficial effects as follows, the present invention is simple in structure, stable, be convenient to maintenance maintenance, can effectively utilize space, system device is realized three-dimensional layout, and the sponge iron of different grades can effectively be used in conjunction with.The technical characterictic of especially following uniqueness:
The one, by this sponge iron lifting device, having realized the solid that sponge iron racks device, thick breaking device arranges, sponge iron rack operation, slightly broken operation all utilizes sponge iron action of gravity to flow into voluntarily, save connection belt conveyor device, and save workspace floor space, be conducive to reduce investment outlay and arrange broader space is provided for follow-up equipment;
The 2nd, by this sponge iron lifting device, rack machine, slightly broken machine all more than ground, sponge iron lift is except lower changed course sprocket part is underground, all the other all, more than ground, are conducive to inspection and the maintenance of equipment;
The 3rd, this sponge iron lifting device, by adopting three-phase asynchronous motor and cycloidal planetary gear speed reducer device, by the reasonable deceleration of motor shaft end belt pulley and negative pulley wheel, has met steady, the accurately requirement of location, reciprocating operation at a slow speed in lifting process;
The 4th, owing to adopting long pitch roller chain, thus operate steadily, noiselessness.
Accompanying drawing explanation
Fig. 1 is structure front-view schematic diagram of the present invention;
Fig. 2 is the A-A cross-sectional schematic of the present invention along Fig. 1;
Fig. 3 a is that the present invention promotes hand schematic diagram;
Fig. 3 b is that the B-B of Fig. 3 a is to view;
Fig. 4 is lift of the present invention hole cover plate schematic diagram;
Fig. 5 is sponge iron hopper schematic diagram of the present invention;
Fig. 6 a is chain structure schematic diagram of the present invention;
Fig. 6 b is that the C of Fig. 6 a is to view;
Fig. 6 c is that the d of Fig. 6 a is to view;
Fig. 7 is system layout schematic diagram of the present invention;
Wherein 1, lift changed course sprocket wheel; 1a, upper changed course sprocket wheel; 1b, lower changed course sprocket wheel; 1c, left changed course sprocket wheel; 1d, right changed course sprocket wheel; 2, lift framework; 2a, upper frame; 2b, underframe; 2c, left frame; 2d, correct frame; 3, changed course sprocket shaft; 3a, upper changed course sprocket shaft; 3b, lower changed course sprocket shaft; 4, long pitch roller chain bar; 4a, left long pitch roller chain bar; 4b, right long pitch roller chain bar; 41, inner plate; 42, pin link plate; 43, roller; 44, support bar; 45, fixing buckle; 46, inner plate open holes; 47, roller back-up ring; 5, channel-section steel; The channel-section steel of 5a, fixing left frame and correct frame; The channel-section steel of 5b, fixing upper frame and underframe; 6, diagonal ligament; Diagonal ligament between 6a, fixing left frame and the channel-section steel of correct frame; Diagonal ligament between 6b, fixing upper frame and the channel-section steel of underframe; 7, drive unit; 71, motor; 72, motor shaft end belt pulley; 74, negative pulley wheel; 73, belt; 75, motor base leading screw setting device; 76, motor base hole slot; 8, upper left side fixed frame; 9, bearing support leading screw setting device; 10, bearing support; 11, bearing support hole slot; 12, right side fixed frame; 13, promote hand; 14, sponge iron hopper; 14a, tilted plate; 15, lift base fixture; 16, cover plate; 16a, left cover; 16b, right cover plate; 16c, movable handgrip; 16d, hole slot; 17. lifts, 18. platforms, 19. rack machine, 20. thick broken machines, 21. bucket elevators.
Embodiment
Below in conjunction with drawings and Examples, the present invention is further described.
Make the present invention with reference to Fig. 1, Fig. 2, Fig. 3 a, Fig. 3 b, Fig. 4, Fig. 5, Fig. 6 a, Fig. 6 b, Fig. 6 c, Fig. 7.
This sponge iron lift, comprise lift changed course sprocket wheel 1 and lift framework 2, lift changed course sprocket wheel 1 is made up of upper changed course sprocket wheel 1a and lower changed course sprocket wheel 1b, and upper changed course sprocket wheel 1a, lower changed course sprocket wheel 1b establish respectively left sprocket wheel 1c, right sprocket wheel 1d and be individually fixed on sprocket shaft 3; The left sprocket wheel 1c of upper changed course sprocket wheel 1a, lower changed course sprocket wheel 1b, right sprocket wheel 1d are connected by left long pitch roller chain bar 4a, right long pitch roller chain bar 4b respectively.
Lift framework 2 is made up of upper frame 2a and underframe 2b, upper frame 2a and underframe 2b form by left frame 2c, correct frame 2d, upper frame 2a is welded into by three δ=7mm hot-rolled steel sheets the internal chute that internal orifice is relative, and physical dimension is 800mm × 1150mm × 800mm; Underframe 2b is welded by δ=7mm hot-rolled steel sheet and the dislocation of h=100mm channel-section steel, h=100mm channel-section steel is welded in δ=7mm hot-rolled steel sheet downside and leans out steel plate outer 50mm, lean out position for welding the channel-section steel 5 that supports upper frame 2a and underframe 2b, in δ=7mm hot-rolled steel sheet of underframe 2b along with in the internal chute of upper frame 2a along parallel, promote to meet the rolling of long pitch roller chain bar on the internal chute of upper frame 2a and the hot-rolled steel sheet of underframe 2b.
Channel-section steel 5 is divided into fixing left frame 2c and the channel-section steel 5a of correct frame 2d and the channel-section steel 5b of fixing upper frame 2a and underframe 2b, the fixing welding of the channel-section steel 5b top of fixing upper frame 2a and underframe 2b and upper frame 2a, the channel-section steel 5a that is welded and fixed left frame 2c and correct frame 2d at middle part, material is h=50mm hot-rolled steel channel; For increasing frame strength, diagonal ligament 6 is set between described channel-section steel 5, be divided into diagonal ligament 6b between fixing upper frame 2a and the channel-section steel 5b of underframe 2b and the diagonal ligament 6a between fixing left frame 2c and the channel-section steel 5a of correct frame 2d, material is l=30mm angle steel.
Stationary installation 15 is established in upper frame 2a and underframe 2b bottom, for cheating being fixedly connected with of base plinth with lift;
Underframe 2b upper end is welded with fixed frame 8 in left side, upper changed course sprocket wheel 1a position, is fixed with respectively drive unit 7 and a bearing support 10 on fixed frame 8, and right side is also welded with fixed frame 12, is fixed with a bearing support 10 on fixed frame 12; Underframe 2b is welded with fixed frame 12 equally in the left and right sides, lower changed course sprocket wheel 1b position, on fixed frame 12, fix respectively a bearing support 10, underframe 2b upper end is at the fixed frame 12 on right side, upper changed course sprocket wheel 1a position with identical in fixed frame 12 models of the left and right sides, lower changed course sprocket wheel 1b position, and four bearing support 10 models are also identical;
Changed course sprocket shaft 3 is divided into changed course sprocket shaft 3a and lower changed course sprocket shaft 3b, material is Φ 100 round steel, lower changed course sprocket shaft 3b two ends undergauge is that Φ is after 80s through bearing support 10, fix with steady brace, upper changed course sprocket shaft 3a one end undergauge size is identical with described 3b, and to be that Φ is after 80s fix through bearing support 10 and negative pulley wheel 74 and with steady brace the other end undergauge.
The present invention also implements by following measure: drive unit 7, comprise motor 71, motor shaft end belt pulley 72, negative pulley wheel 74 and belt 73, motor shaft end belt pulley 72 is fixed on the axle of motor 71, negative pulley wheel 74 is parallel with motor shaft end belt pulley 72, motor shaft end belt pulley 72 is by belt 73 and negative pulley wheel 74 connection for transmissions, and negative pulley wheel 74 is fixed on upper changed course sprocket shaft 3 by steady brace with left sprocket wheel 1c, the right sprocket wheel 1d of upper changed course sprocket wheel 1a.
Left long pitch roller chain 4a, right long pitch roller chain 4b are made up of inner plate 41, pin link plate 42, roller 43 and support bar 44.Pin link plate 42 is being drilled with respectively open holes near upper and lower roller open holes place, on each open holes and close roller open holes, be provided with fixing buckle 45, pin link plate 42 is 70mm × 15mm × 12mm hot-rolled steel sheet, and fixing buckle 45 materials are δ=4mm hot-rolled steel sheet;
Inner plate 41 is respectively provided with two open holess 46, installs and promote hand 13 on corresponding open holes 46, and for realizing the lifting of sponge iron, inner plate 41 materials, size are all identical with pin link plate 42;
Roller 43 diameters are Φ 140mm, width 52mm, be provided with the back-up ring 47 of Φ 150mm in outside, like this, roller back-up ring 47 be stuck in δ=7mm hot-rolled steel sheet of underframe 2b along and the internal chute of upper frame 2a in along upper, realize the rolling of long pitch roller chain bar 4 on the internal chute of upper frame 2a and the hot-rolled steel sheet of underframe 2b and promote;
Left long pitch roller chain 4a, right long pitch roller chain 4b select pitch 200mm, roller diameter 100mm roller chain.
For realize long pitch roller chain bar 4 in lifting process steadily, chain sling not, between left long pitch roller chain 4a, right long pitch roller chain 4b, support bar 44 is set, support bar 44 is Φ 25mm round steel, be provided with the thin steel section of diameter of phi 14mm, length 110mm apart from two ends 3mm, when installation, the thin steel section of support bar 44, successively through inner plate 41, roller 43, pin link plate 42, is achieved a fixed connection with fixing buckle 45.
Promoting hand 13 use δ=7mm hot-rolled steel sheets does in the arc-shaped, promote hand 13 circular arc radians identical with tubulose sponge iron radian, " wrist " position that promotes hand 13 is provided with two open holes 13a, the open holes 43 of the inner plate 41 of its aperture and described left long pitch roller chain 4a, right long pitch roller chain 4b is Φ 14mm, the two is fixedly connected with Φ 12mm threaded stud, like this, promote hand 13 sponge iron is stuck in to its " finger " position, promote with long pitch roller chain bar 4.
In addition, downlink side upper end at left long pitch roller chain 4a, right long pitch roller chain 4b is provided with sponge iron hopper 14, hopper 14 discharge ports are just to racking machine inlet capable, hopper inside is provided with tilted plate 14a, tilted plate 14a and hopper 14 sidewall angles are 17 °, like this, sponge iron can be realized wing drop after dropping in lift upper end, then enters the machine of racking.
Cover plate 16 is set above described lift hole and falls into lift hole to realize the sponge iron particle being scattered, cover plate 16 is divided into left cover 16a, right cover plate 16b, left cover 16a is arranged at lift downlink side, cover plate middle part hollows out and has cut two width 150mm × 20mm hole slot 16d, to guarantee that lift passes through; Described right cover plate 16b has cut two width 150mm × 20mm hole slot 16d equally; Left cover 16a, right cover plate 16b between two width 150mm × 20mm hole slot 16d upwards dig 70mm, and the particle when stopping that sponge iron is rolled to lift is scattered; On described left cover 16a, right cover plate 16b, be equipped with movable handgrip 16c, to facilitate inspection and the maintenance of lower changed course sprocket wheel 1b.
The fixed frame 10 that underframe 2b upper end is welded and fixed in left side, upper changed course sprocket wheel 1a position has hole slot 11 and leading screw setting device 9 is set, the fixed frame 12 that underframe 2b upper end is welded and fixed on right side, upper changed course sprocket wheel position has equally hole slot 11 and leading screw setting device 9 is set, hole slot 11 and leading screw setting device 9 materials, size are all identical, and the amplitude of accommodation is also identical, the consistence regulating to realize the elasticity of two long pitch roller chains;
Motor 71 base both sides are respectively equipped with two hole slots 76, in a side, two leading screw setting devices 75 are set, and to realize, the tensioner degree of belt 73 are regulated.
Motor 71 is made up of three-phase asynchronous motor and cycloidal planetary gear speed reducer, and described motor shaft end belt pulley and negative pulley wheel reduction ratio are 1:3, to meet the requirement promoting at a slow speed in lifting process; Described three-phase asynchronous motor model TYPE Y132S-4,5.5KW motor, described cycloidal planetary gear speed reducer model BWD3-87-5.5KW, described belt 73 models are C3048.
In addition, the control of circuit is also provided with to controlling box, is provided with start-stop button and pilot lamp on controlling box, this is prior art, therefore seldom state, does not also mark in the accompanying drawings.
The stationary installation 15 of leading screw setting device 75, upper frame 2a and underframe 2b bottom is also prior art, therefore also seldom state.
Powder metallurgy reduced iron powder industry sponge iron lifting system, comprise the lift 17 being obliquely installed between aforementioned and ground, the sprocket part of described lift 17 lower ends locates below ground level, more than rest part is all positioned at ground, under described lift 17 upper ends, be provided with the sponge iron hopper 14 corresponding with promoting hand 13, hopper discharge port is just to being positioned at the opening for feed of the machine that racks 19 of platform 18, hopper 14 inside are provided with tilted plate 14a, tilted plate 14a and hopper sidewall angle are 17 °, rack the feeding inlet of discharge port with the thick broken machine 20 of machine 19, the thick broken discharge port of machine 20 and the feeding inlet of bucket elevator 21, the described machine 19 that racks, more than thick broken machine 20 and bucket elevator 21 are all arranged at ground, rack machine 19 and slightly broken machine 20 and adopt the three-dimensional layout of upper-lower position, sponge iron rack operation, thick broken operation all utilizes sponge iron action of gravity to flow into voluntarily.
By reference to the accompanying drawings the specific embodiment of the present invention is described although above-mentioned; but not limiting the scope of the invention; one of ordinary skill in the art should be understood that; on the basis of technical scheme of the present invention, those skilled in the art do not need to pay various modifications that creative work can make or distortion still in protection scope of the present invention.
Claims (10)
1. a powder metallurgy reduced iron powder industry sponge iron lift, it is characterized in that, comprise the pair of frames being obliquely installed and be parallel to each other between horizontal plane, described each framework is by the symmetrical composition of upper and lower two portions, each framework symmetry up and down between two portions by spaced connection straight-bar and the connection of diagonal ligament assembly; Between pair of frames, also connect by spaced connection straight-bar and diagonal ligament assembly, the two ends up and down of each framework are separately installed with a sprocket wheel, between the upper lower sprocket of each framework, all connect by chain, between chain between two frameworks, be connected by support bar, on the carrier bar of described chain inner side, the lifting hand for promoting sponge iron be installed; Described upper end sprocket wheel is connected with drive unit.
2. powder metallurgy reduced iron powder industry sponge iron lift as claimed in claim 1, is characterized in that, the upper part of described each framework is to be welded into by three hot-rolled steel sheets the internal chute that internal orifice is relative;
The lower part of described each framework is to be welded by hot-rolled steel sheet and channel-section steel dislocation, and described channel-section steel is welded in hot-rolled steel sheet downside and leans out hot-rolled steel sheet outer 50mm, leans out position for welding the connection straight-bar of support frame top and the bottom;
Under described framework in the hot-rolled steel sheet of part along in the internal chute dividing with framework upper along parallel, promote to meet the rolling of long pitch roller chain bar on internal chute and hot-rolled steel sheet;
The bottom of described two frameworks is provided with stationary installation, and is fixedly connected with the base foundation in lift hole by this stationary installation.
3. powder metallurgy reduced iron powder industry sponge iron lift as claimed in claim 1, it is characterized in that, described connection straight-bar is channel-section steel, wherein, the channel-section steel top of connecting frame top and the bottom and framework upper divide fixing welding, middle part be connected two channel-section steels between framework and be welded and fixed; Two braces that described diagonal ligament assembly is fixedly connected with by intersection form.
4. powder metallurgy reduced iron powder industry sponge iron lift as claimed in claim 1, it is characterized in that, described framework upper and lower ends both sides are respectively equipped with fixed frame, in each fixed frame, be provided with one for supporting the bearing support of the sprocket shaft that corresponding two sprocket wheels connect, in a side fixed frame of its middle frame upper end, be also fixed with the drive unit being connected with corresponding sprocket shaft; In the fixed frame of both sides, described framework upper end, be respectively equipped with hole slot and the leading screw setting device of adjusting chain degree of tightness.
5. powder metallurgy reduced iron powder industry sponge iron lift as claimed in claim 2, it is characterized in that, described chain is long pitch roller chain, it comprises inner plate, pin link plate and roller, described pin link plate is being drilled with respectively open holes near upper and lower roller open holes place, on each open holes and the roller open holes facing mutually, is equipped with fixing buckle; Described roller outside be provided with in the hot-rolled steel sheet that is stuck in part under framework along in the internal chute dividing with framework upper along upper back-up ring, realize the rolling of long pitch roller chain bar on internal chute and hot-rolled steel sheet and promote.
6. powder metallurgy reduced iron powder industry sponge iron lift as claimed in claim 5, it is characterized in that, be thin steel section apart from two ends 3mm section on described support bar, when installation, the thin steel section of support bar, successively through inner plate, roller, pin link plate, is achieved a fixed connection with fixing buckle.
7. powder metallurgy reduced iron powder industry sponge iron lift as claimed in claim 5, it is characterized in that, described lifting hand is in the arc-shaped, the circular arc radian that promotes hand is identical with tubulose sponge iron radian, " wrist " position that promotes hand is provided with two open holess, promotes hand by being fixedly connected with inner plate with threaded stud, like this, promote hand sponge iron is stuck in to its " finger " position, promote with long pitch roller chain bar.
8. powder metallurgy reduced iron powder industry sponge iron lift as claimed in claim 4; it is characterized in that; described drive unit comprises motor, motor shaft end belt pulley, negative pulley wheel and belt; motor shaft end belt pulley is fixed on the axle of motor; negative pulley wheel is parallel with motor shaft end belt pulley; motor shaft end belt pulley is connected with negative pulley wheel by belt, and negative pulley wheel is installed on the sprocket shaft of framework upper end;
The base both sides of described motor are respectively equipped with two hole slots and are provided with leading screw setting device in base one side, to realize, the tensioner degree of belt are regulated;
Described motor is made up of three-phase asynchronous motor and cycloidal planetary gear speed reducer, and described motor shaft end belt pulley and negative pulley wheel reduction ratio are 1:3, to meet the requirement promoting at a slow speed in lifting process.
9. powder metallurgy reduced iron powder industry sponge iron lift as claimed in claim 2, it is characterized in that, the top in described lift hole is provided with can realize the sponge iron particle being scattered and fall into the cover plate that lift is cheated, described cover plate is divided into left cover, right cover plate, described left cover is arranged at the downlink side of lift, cover plate middle part hollows out and has cut hole slot, to guarantee that lift passes through; Described right cover plate has cut two hole slots equally; Left cover, right cover plate between described two hole slots are upwards dug, and the particle when stopping that sponge iron is rolled to lift is scattered; On described left cover, right cover plate, be equipped with movable handgrip, to facilitate inspection and the maintenance of lower end sprocket wheel.
10. a powder metallurgy reduced iron powder industry sponge iron lifting system, it is characterized in that, comprise the lift being obliquely installed between claimed in claim 1 and ground, the sprocket part of described lift lower end locates below ground level, more than rest part is all positioned at ground, under described lift upper end, be provided with the sponge iron hopper corresponding with promoting palmistry, hopper discharge port is just to being positioned at the machine inlet capable that racks of platform, hopper inside is provided with tilted plate, tilted plate and hopper sidewall angle are 17 °, rack the feeding inlet of discharge port with the thick broken machine of machine, the thick broken discharge port of machine and the feeding inlet of bucket elevator, the described machine that racks, more than thick broken machine and bucket elevator are all arranged at ground, rack machine and three-dimensional layout of thick broken machine employing upper-lower position, sponge iron rack operation, thick broken operation all utilizes sponge iron action of gravity to flow into voluntarily.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410107740.5A CN103911478A (en) | 2014-03-24 | 2014-03-24 | Sponge iron elevator of powder metallurgy reduced iron powder industry and system |
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| CN201410107740.5A CN103911478A (en) | 2014-03-24 | 2014-03-24 | Sponge iron elevator of powder metallurgy reduced iron powder industry and system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107225082A (en) * | 2017-06-26 | 2017-10-03 | 新乡市东振机械制造有限公司 | A kind of feeding lifting device of vibratory sieve |
| CN111348421A (en) * | 2020-01-13 | 2020-06-30 | 南通大学 | Lifting transmission device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107225082A (en) * | 2017-06-26 | 2017-10-03 | 新乡市东振机械制造有限公司 | A kind of feeding lifting device of vibratory sieve |
| CN111348421A (en) * | 2020-01-13 | 2020-06-30 | 南通大学 | Lifting transmission device |
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Application publication date: 20140709 |